The blue water spring is about 13 feet in diameter and 1 foot below the rim, USGS said. The water in the pool was measured at ...

More geological changes are occurring at Yellowstone National Park, as another hole forms in one of the park's basins.

Last April, geologists conducting routine maintenance at temperature logging stations in Yellowstone National Park’s Norris ...

Over 20 people have died after they entered or accidentally fell into the hot springs at Yellowstone National Park. There are ...

"The discovery emphasizes the dynamic nature of Yellowstone's thermal activity," Yellowstone Volcano Observatory's Mike ...

Scholars and schoolchildren alike have generally classified animals by the foods they eat: carnivores eat meat; browsers ...

However, this was not a video of Yellowstone mountain lions migrating south to Utah. There was no evidence that the park's ...

A routine temperature check at the Norris Geyser Basin in Yellowstone National Park led geologists to discover a new blue ...

A man visiting Yellowstone National Park was seen sipping water from a thermal pool in a newly released video. Captured by Ian Luedke and posted on the Tourons of Yellowstone Instagram page, the video ...

A 13-foot-wide hot pool formed over the winter in one of Yellowstone’s most active areas, and it could offer new insights ...

In Yellowstone National Park, a hydrothermal explosion has formed a new hole, filled with chalk blue water that’s hotter than a warm bath. A team of USGS geologists discovered the new pool in April ...

Experts can't verify for certain if a grizzly carcass recently found in Yellowstone is that of well-known "Raspberry," who ...